Re: [PATCH v1 3/3] riscv: dts: allwinner: d1: Add QSPI pins node for pinmux PC port

[Jernej Škrabec]

Dne sobota, 24. junij 2023 ob 15:16:24 CEST je Maksim Kiselev napisal(a):
> Add pinmux node that describes pins on PC port which required for
> QSPI mode.
> 
> Signed-off-by: Maksim Kiselev <bigunclemax@xxxxxxxxx>
> ---
>  arch/riscv/boot/dts/allwinner/sunxi-d1s-t113.dtsi | 7 +++++++
>  1 file changed, 7 insertions(+)
> 
> diff --git a/arch/riscv/boot/dts/allwinner/sunxi-d1s-t113.dtsi
> b/arch/riscv/boot/dts/allwinner/sunxi-d1s-t113.dtsi index
> 1bb1e5cae602..9f754dd03d85 100644
> --- a/arch/riscv/boot/dts/allwinner/sunxi-d1s-t113.dtsi
> +++ b/arch/riscv/boot/dts/allwinner/sunxi-d1s-t113.dtsi
> @@ -131,6 +131,13 @@ uart3_pb_pins: uart3-pb-pins {
>  				pins = "PB6", "PB7";
>  				function = "uart3";
>  			};
> +
> +			/omit-if-no-ref/
> +			qspi0_pc_pins: qspi0-pc-pins {
> +				pins = "PC2", "PC3", "PC4", "PC5", 
"PC6",
> +				       "PC7";
> +				function = "spi0";
> +			};

Sorry for late review, but it seems I'm missing something. D1 manual says 
those are pins for ordinary SPI, with HOLD and WP signals. Can they be 
repurposed for quad SPI?

Best regards,
Jernej


>  		};
> 
>  		ccu: clock-controller@2001000 {